A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6150-00-542-8668
NSN 6130-01-018-5156
NSN 5975-00-162-9530
NSN 5999-01-016-3039
NSN 5975-01-172-8378
NSN 5945-00-539-6834
NSN 6320-01-422-1212
NSN 2925-01-347-4208
NSN 6110-01-641-9608
NSN 6610-00-021-2259
NSN 5905-00-727-7174
NSN 6145-00-310-7443